Telephone handset



FIG. 1 is a top, left, front, perspective view of a telephone handset;

FIG. 2 is a top elevation view thereof;

FIG. 3 is a left elevation view thereof; and,

FIG. 4 is a rear elevation view thereof.

The broken lines shown in FIG. 4 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a telephone handset, as shown and described. 